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[ VII Troubleshooting ]
5. Setting of Dip-switch (at delivery)
Models
PFFY-
ON
W20VCM-A
1
PFFY-
ON
W25VCM-A
1
PFFY-
ON
W32VCM-A
1
PFFY-
ON
W40VCM-A
1
PFFY-
ON
W50VCM-A
1
ON
The figure at left shows that the switches 1 through 5 are set to ON and 6 through 10 are set to OFF.
2
3
4
5
6
7
8
9 10
1
6. Function setting
(1) SW1
Switch position
Active Thermistor
1
(Intake air thermistor)
2
Filter clogging detection
3
Filter life
4
5
Remote display
6
7
Fan speed
8
Fan speed at heating Thermo-OFF Preset for speed
9
Auto restart after power failure
10
Power start/stop
HWE18170
SW1
SW2
ON
2
3
4
5
6
7
8
9 10
1
2
3
ON
2
3
4
5
6
7
8
9 10
1
2
3
ON
2
3
4
5
6
7
8
9 10
2
3
1
ON
2
3
4
5
6
7
8
9 10
1
2
3
ON
2
3
4
5
6
7
8
9 10
2
3
1
Function
-
-
SW3
ON
4
5
6
1
2
3
4
5
6
7
8
9 10
ON
4
5
6
1
2
3
4
5
6
7
8
9 10
ON
4
5
6
2
3
4
5
6
7
8
9 10
1
ON
4
5
6
1
2
3
4
5
6
7
8
9 10
ON
4
5
6
2
3
4
5
6
7
8
9 10
1
ON
Built-in thermistor on the remote
controller
Available
2500 hr
-
Thermo-ON signal
-
Low
Enabled
Enabled
- 18 -
SW4
SW21
ON
ON
1
2
3
4
5
6
1
2
3
4
5
6
ON
ON
1
2
3
4
5
6
1
2
3
4
5
6
ON
ON
2
3
4
5
6
2
3
4
5
6
1
1
ON
ON
1
2
3
4
5
6
1
2
3
4
5
6
ON
ON
2
3
4
5
6
2
3
4
5
6
1
1
Switch setting
Indoor unit
Unavailable
100 hr
Fan output
Very low
Follow the setting of SW1-7
Disabled
Disabled
SW22 SWE
ON
ON
7
8
1
2
3
4
OFF
ON
ON
7
8
1
2
3
4
OFF
ON
ON
7
8
2
3
4
OFF
1
ON
ON
7
8
1
2
3
4
OFF
ON
ON
7
8
2
3
4
OFF
1
OFF
-
-
GB
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